Home / 35,754.06-49,342.92-19,840.26

Finding the Fourth Proportional to 35,754.06, 49,342.92 and 19,840.26

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Solution

The fourth proportional to 35,754.06, 49,342.92 and 19,840.26 is: 27,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.06 : 49,342.92 = 19,840.26 : x
  2. Step 2: Convert to fraction form
    35,754.06/49,342.92 = 19,840.26/x
  3. Step 3: Cross multiply
    35,754.06x = 49,342.92 × 19,840.26
  4. Step 4: Simplify right side
    35,754.06x = 978,976,361.96
  5. Step 5: Solve for x
    x = 978,976,361.96/35,754.06
  6. Step 6: Final answer
    x = 27,380.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.